To hell with MJPEG! - I need an alternative

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To hell with MJPEG! - I need an alternative

Postby Bauzi » Tue Jul 20, 2010 6:33 pm

Okay this time I thought that bait & switch wouldn't crack down on me, but it did it again.

I ripped a bluray, converted the whole movie to lagarith and converted the lagarith file to an MJPEG proxy for editing.

Now I relinked my project to the original lagarith file and quite a lot frames are misstimed and have orphan frames. That's major bullshit and that shouldn't happen.

Do you have a good MJPEG alternative for proxies for Win 7 systems?
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Re: To hell with MJPEG! - I need an alternative

Postby mirkosp » Tue Jul 20, 2010 7:40 pm

If you aren't too concerned about space, and only need speed, then I suggest dumping lagarith and MJPEG and use UTVideo directly:
http://umezawa.dyndns.info/wordpress/?p=1770
Comes both in x86 and x64 flavour. It also has proper multi-core support. Remember to properly set the threads you want to give it, there's a check for the automatic thread detection too, if you wish.
This one has an amazing speed for decidedly acceptable compression ratios. However, lagarith still has the upper hand in compression, albeit slightly. UTVideo still manages better compression than HuffYUV, though, and it IS way faster.
Here's a lossless codec comparison: http://saber.kawaii-shoujo.net/Various/lossless.temp.v2-nox264.txt
As you can see, if you optimise it for compression, you still get about 400fps decoding speed, whereas decoding optimisation gets you over 500fps decoding speed (well, with that footage and on that system, take those speeds as %).
This should make editing fast enough without the need of proxy clips even with HD footage.
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Re: To hell with MJPEG! - I need an alternative

Postby Bauzi » Wed Jul 21, 2010 3:10 am

I'm not concerned about space, but this time I am. I work with two full HD Lagarith files. Both take around 150GB. So how much does this codec take?
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Re: To hell with MJPEG! - I need an alternative

Postby mirkosp » Wed Jul 21, 2010 6:34 am

If lags takes 150GB each, I'd say UTVideo optimised for compression would take slightly less than 155 GB each.
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Re: To hell with MJPEG! - I need an alternative

Postby Zarxrax » Wed Jul 21, 2010 10:03 am

This codec is awesome.
I didnt I heard of this.
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Re: To hell with MJPEG! - I need an alternative

Postby mirkosp » Wed Jul 21, 2010 10:07 am

Zarxrax wrote:This codec is awesome.
I didnt I heard of this.

You don't keep up and don't listen to me. :(
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